APA Format
Melnick, Sandra L.; Melnick, Sandra L.; World Health Organization. (1993).
Guide for epidemiological studies of oral manifestations of HIV infection / Sandra L. Melnick ... [et al.]
. Geneva :: World Health Organization,.
MLA Format
Melnick, Sandra L.; Melnick, Sandra L.; World Health Organization.
Guide for epidemiological studies of oral manifestations of HIV infection / Sandra L. Melnick ... [et al.]
. Geneva :: World Health Organization,, 1993
Chicago Format
Melnick, Sandra L.; Melnick, Sandra L.; World Health Organization. Guide for epidemiological studies of oral manifestations of HIV infection / Sandra L. Melnick ... [et al.]. Geneva :: World Health Organization,, 1993.